out to help. >> we have a special check. what did you bring? >> on behalf of pg&e and our volunteers we wanted to share with you this ceremonial check for $125,000 representing our contribution to the "food for bay area families." >> thank you very much. thank you so much for both of you coming down. that means a lot to you, sherri? >> thank you so much on behalf of the food bank in the san francisco and marin county food banks, we're so grateful for what you've done. this is such a generous gift. >> if you would like to donate at home, go to our website, cbssf.com/food. click on "food for bay area families" and you can share if you would like to do that. that's the latest from here. >>> coming up at noon, a simple way to boost your brain power allegedly by 50%. >> i know. i should have done this earlier. why it could be as simple as going outside. >> that's suspicious. ,, ,,,,,,,,,,,,,,,,,, component in vaccines. tive >>> in today's healthwatch, the american academy of pediatrics is endorsing the use of a controversial component in vaccines. the preservative contains mercury. criti